Analysis Overview
SHA256
a1d210450efc6b44a3be6887b4517627548bda1dbb48850f18a3222a386ad816
Threat Level: Known bad
The file MemReduct.zip was found to be: Known bad.
Malicious Activity Summary
Xenorat family
XenorRat
Executes dropped EXE
Checks computer location settings
Loads dropped DLL
Unsigned PE
System Location Discovery: System Language Discovery
Enumerates physical storage devices
Scheduled Task/Job: Scheduled Task
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-09-04 23:16
Signatures
Xenorat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-09-04 23:16
Reported
2024-09-04 23:18
Platform
win7-20240903-en
Max time kernel
141s
Max time network
119s
Command Line
Signatures
XenorRat
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\XenoManager\Memreduction22222.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\MemReduct\Memreduction22222.exe | N/A |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\XenoManager\Memreduction22222.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\schtasks.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\MemReduct\Memreduction22222.exe | N/A |
Scheduled Task/Job: Scheduled Task
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\MemReduct\Memreduction22222.exe
"C:\Users\Admin\AppData\Local\Temp\MemReduct\Memreduction22222.exe"
C:\Users\Admin\AppData\Roaming\XenoManager\Memreduction22222.exe
"C:\Users\Admin\AppData\Roaming\XenoManager\Memreduction22222.exe"
C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /Create /TN "Steam_service" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC5CF.tmp" /F
Network
| Country | Destination | Domain | Proto |
| N/A | 127.0.0.1:8080 | tcp | |
| N/A | 127.0.0.1:8080 | tcp | |
| N/A | 127.0.0.1:8080 | tcp | |
| N/A | 127.0.0.1:8080 | tcp | |
| N/A | 127.0.0.1:8080 | tcp | |
| N/A | 127.0.0.1:8080 | tcp | |
| N/A | 127.0.0.1:8080 | tcp | |
| N/A | 127.0.0.1:8080 | tcp | |
| N/A | 127.0.0.1:8080 | tcp | |
| N/A | 127.0.0.1:8080 | tcp | |
| N/A | 127.0.0.1:8080 | tcp | |
| N/A | 127.0.0.1:8080 | tcp | |
| N/A | 127.0.0.1:8080 | tcp |
Files
memory/2148-0-0x0000000074C9E000-0x0000000074C9F000-memory.dmp
memory/2148-1-0x0000000000CC0000-0x0000000000CD2000-memory.dmp
\Users\Admin\AppData\Roaming\XenoManager\Memreduction22222.exe
| MD5 | ce1ea642a77b4bf6cbf7e8d74e800710 |
| SHA1 | afc6aae1d0c3aacdc7a75d6cee41a47c38a4fc14 |
| SHA256 | e82280dc7853b182380424e45b3494da52b00dbe80637a96614ebd23a5d06cc4 |
| SHA512 | b2f258c3fd14ee0166d0f420df879e4dbf0375aac91162c9948fafe7fb5bbd901b955bcf7f70fcf2b53b809b4df28f88b214065c62ed1e2b486315c8f4fdb7ae |
memory/2160-9-0x00000000000D0000-0x00000000000E2000-memory.dmp
memory/2160-10-0x0000000074C90000-0x000000007537E000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmpC5CF.tmp
| MD5 | 12a53938027cb86df0425cff9dd3040d |
| SHA1 | e3c7aceee9ff0f623fac534d1ffd5bc9e73598e1 |
| SHA256 | e6b10b58165e00395126e6c12f2c47fd5886d8228ce21a06d7ec3bbec77e140d |
| SHA512 | 504c0e3bfac15684a818b434b93425e73a57c147ec259ea2d85bbfca6db171cb03983bbd95a1a54d067d611289d3892ac661ec48aee8610d15a9ded323d961b2 |
memory/2160-13-0x0000000074C90000-0x000000007537E000-memory.dmp
memory/2160-14-0x0000000074C90000-0x000000007537E000-memory.dmp
memory/2160-15-0x0000000074C90000-0x000000007537E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-04 23:16
Reported
2024-09-04 23:18
Platform
win10v2004-20240802-en
Max time kernel
143s
Max time network
96s
Command Line
Signatures
XenorRat
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\MemReduct\Memreduction22222.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\XenoManager\Memreduction22222.exe | N/A |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\MemReduct\Memreduction22222.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\XenoManager\Memreduction22222.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\schtasks.exe | N/A |
Scheduled Task/Job: Scheduled Task
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4876 wrote to memory of 5084 | N/A | C:\Users\Admin\AppData\Local\Temp\MemReduct\Memreduction22222.exe | C:\Users\Admin\AppData\Roaming\XenoManager\Memreduction22222.exe |
| PID 4876 wrote to memory of 5084 | N/A | C:\Users\Admin\AppData\Local\Temp\MemReduct\Memreduction22222.exe | C:\Users\Admin\AppData\Roaming\XenoManager\Memreduction22222.exe |
| PID 4876 wrote to memory of 5084 | N/A | C:\Users\Admin\AppData\Local\Temp\MemReduct\Memreduction22222.exe | C:\Users\Admin\AppData\Roaming\XenoManager\Memreduction22222.exe |
| PID 5084 wrote to memory of 4032 | N/A | C:\Users\Admin\AppData\Roaming\XenoManager\Memreduction22222.exe | C:\Windows\SysWOW64\schtasks.exe |
| PID 5084 wrote to memory of 4032 | N/A | C:\Users\Admin\AppData\Roaming\XenoManager\Memreduction22222.exe | C:\Windows\SysWOW64\schtasks.exe |
| PID 5084 wrote to memory of 4032 | N/A | C:\Users\Admin\AppData\Roaming\XenoManager\Memreduction22222.exe | C:\Windows\SysWOW64\schtasks.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\MemReduct\Memreduction22222.exe
"C:\Users\Admin\AppData\Local\Temp\MemReduct\Memreduction22222.exe"
C:\Users\Admin\AppData\Roaming\XenoManager\Memreduction22222.exe
"C:\Users\Admin\AppData\Roaming\XenoManager\Memreduction22222.exe"
C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /Create /TN "Steam_service" /XML "C:\Users\Admin\AppData\Local\Temp\tmp88E7.tmp" /F
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| N/A | 127.0.0.1:8080 | tcp | |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| N/A | 127.0.0.1:8080 | tcp | |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| N/A | 127.0.0.1:8080 | tcp | |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| N/A | 127.0.0.1:8080 | tcp | |
| N/A | 127.0.0.1:8080 | tcp | |
| US | 8.8.8.8:53 | 73.144.22.2.in-addr.arpa | udp |
| N/A | 127.0.0.1:8080 | tcp | |
| N/A | 127.0.0.1:8080 | tcp | |
| N/A | 127.0.0.1:8080 | tcp | |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |
| N/A | 127.0.0.1:8080 | tcp | |
| N/A | 127.0.0.1:8080 | tcp | |
| N/A | 127.0.0.1:8080 | tcp | |
| N/A | 127.0.0.1:8080 | tcp |
Files
memory/4876-0-0x000000007466E000-0x000000007466F000-memory.dmp
memory/4876-1-0x0000000000670000-0x0000000000682000-memory.dmp
C:\Users\Admin\AppData\Roaming\XenoManager\Memreduction22222.exe
| MD5 | ce1ea642a77b4bf6cbf7e8d74e800710 |
| SHA1 | afc6aae1d0c3aacdc7a75d6cee41a47c38a4fc14 |
| SHA256 | e82280dc7853b182380424e45b3494da52b00dbe80637a96614ebd23a5d06cc4 |
| SHA512 | b2f258c3fd14ee0166d0f420df879e4dbf0375aac91162c9948fafe7fb5bbd901b955bcf7f70fcf2b53b809b4df28f88b214065c62ed1e2b486315c8f4fdb7ae |
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Memreduction22222.exe.log
| MD5 | 916851e072fbabc4796d8916c5131092 |
| SHA1 | d48a602229a690c512d5fdaf4c8d77547a88e7a2 |
| SHA256 | 7e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d |
| SHA512 | 07ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521 |
memory/5084-15-0x0000000074660000-0x0000000074E10000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp88E7.tmp
| MD5 | 12a53938027cb86df0425cff9dd3040d |
| SHA1 | e3c7aceee9ff0f623fac534d1ffd5bc9e73598e1 |
| SHA256 | e6b10b58165e00395126e6c12f2c47fd5886d8228ce21a06d7ec3bbec77e140d |
| SHA512 | 504c0e3bfac15684a818b434b93425e73a57c147ec259ea2d85bbfca6db171cb03983bbd95a1a54d067d611289d3892ac661ec48aee8610d15a9ded323d961b2 |
memory/5084-18-0x0000000074660000-0x0000000074E10000-memory.dmp
memory/5084-19-0x0000000074660000-0x0000000074E10000-memory.dmp